Extraneous and Significant
Opposite meaning words
Extraneous
Extraneous adjective - Not having anything to do with the matter at hand.
Usage example: the professor would have covered all of the course material if she had refrained from her extraneous remarks on just about everything
Significant is an antonym for extraneous.
Significant
Significant adjective - Clearly conveying a special meaning (as one's mood).
Extraneous is an antonym for significant.
Cite this Source
Significant and Extraneous. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/extraneous/significant
Extraneous & Significant. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/extraneous/significant>.
Significant or Extraneous. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/extraneous/significant.
Google Ngram Viewer shows how "extraneous" and "significant" have occurred on timeline